<html>
<head>

</head>
<body>
abcabcabcabc<br>
mydata:${mydata}<br>
${obj.aaa}<br>
${obj.bbb}<br><br>
<hr>
<% for(aa in obj){ %>

<h4>${aa.key}----${aa.value}</h4>

<%}%>
</body>
</html>